The drones under 250g don't require a license only for recreation flight. You also can't fly over people and a few other things like that. You still need an FAA

The drones under 250g don't require a license only for recreation flight. You also can't fly over people and a few other things like that. You still need an FAA license to operate a sub 250g drone for anything commerical. Also drones under 250g are still considered aircraft and protected by law.